Trivet



FIG. 1 is a top perspective view of a trivet, showing _my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an end elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a trivet, substantially as shown. 